<?xml version="1.0" encoding="UTF-8"?>
<definitions id="definitions" 
  xmlns="http://www.omg.org/spec/BPMN/20100524/MODEL"
  xmlns:camunda="http://camunda.org/schema/1.0/bpmn"
  targetNamespace="Examples"
  xmlns:tns="Examples">

  <message id="newInvoice" name="startInvoiceMessage" />

  <process id="messageStartProcess" isExecutable="true">

    <startEvent id="theStart" >
      <messageEventDefinition messageRef="newInvoice" />
    </startEvent>

    <sequenceFlow id="flow1" sourceRef="theStart" targetRef="task" />

    <userTask id="task" name="Task" />

    <sequenceFlow id="flow2" sourceRef="task" targetRef="theEnd" />

    <endEvent id="theEnd" />

  </process>

</definitions>